<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>Document</title>
    <style>
        #div1 {
            border:  1px solid #ccc;
            width: 200px;
            height: 100px;
        }
    </style>
</head>
<body>
    <!-- <div id="div1" draggable="true">可拖拽</div>
    <script src="./throttle.js"></script> -->
    <input type="text" id="input1">
    <script src="./debounce.js"></script>
</body>
</html>